diff --git a/build/dependencies.props b/build/dependencies.props
index 8aed125cea..31480a9f3f 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -133,18 +133,14 @@
     <SystemIOPipelinesPackageVersion>4.5.0</SystemIOPipelinesPackageVersion>
     <SystemMemoryPackageVersion>4.5.1</SystemMemoryPackageVersion>
     <SystemNetHttpPackageVersion>4.3.2</SystemNetHttpPackageVersion>
-    <SystemNetHttpWinHttpHandlerPackageVersion>4.5.0</SystemNetHttpWinHttpHandlerPackageVersion>
-    <SystemNetWebSocketsWebSocketProtocolPackageVersion>4.5.1</SystemNetWebSocketsWebSocketProtocolPackageVersion>
     <SystemNumericsVectorsPackageVersion>4.5.0</SystemNumericsVectorsPackageVersion>
     <SystemReactiveLinqPackageVersion>3.1.1</SystemReactiveLinqPackageVersion>
     <SystemReflectionEmitPackageVersion>4.3.0</SystemReflectionEmitPackageVersion>
     <SystemReflectionMetadataPackageVersion>1.6.0</SystemReflectionMetadataPackageVersion>
-    <SystemRuntimeCompilerServicesUnsafePackageVersion>4.5.1</SystemRuntimeCompilerServicesUnsafePackageVersion>
     <SystemRuntimeInteropServicesRuntimeInformationPackageVersion>4.3.0</SystemRuntimeInteropServicesRuntimeInformationPackageVersion>
     <SystemSecurityCryptographyCngPackageVersion>4.5.0</SystemSecurityCryptographyCngPackageVersion>
     <SystemSecurityCryptographyXmlPackageVersion>4.5.0</SystemSecurityCryptographyXmlPackageVersion>
     <SystemSecurityPermissionsPackageVersion>4.5.0</SystemSecurityPermissionsPackageVersion>
-    <SystemSecurityPrincipalWindowsPackageVersion>4.5.0</SystemSecurityPrincipalWindowsPackageVersion>
     <SystemServiceProcessServiceControllerPackageVersion>4.5.0</SystemServiceProcessServiceControllerPackageVersion>
     <SystemTextEncodingsWebPackageVersion>4.5.0</SystemTextEncodingsWebPackageVersion>
     <SystemThreadingChannelsPackageVersion>4.5.0</SystemThreadingChannelsPackageVersion>